So I'm going to comment those out, and let's go down to this piece of code, and uncomment it.
那么我会把这些注释上,让我们看看这段代码,取消注释。
I will be posting code that you can play with, and I suggest you go through exactly this kind of exercise.
我给你一些你用的上的代码,我建议你们,多进行一些这种实验。
You can say if this is true, then go and do the following pieces of code or puzzle pieces that are inside this part of the block, else go ahead and do these that are down here.
你可以说如果条件成立,执行下面的代码段,或板块中的拼图,否则跳过去执行这下面的语句。
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